[IR][Native] Drop KonanIrFileSerializer.expectDescriptorToSymbol parameter

^KT-61136

kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/FirNativeSerializer.kt

@@ -12,7 +12,6 @@ import org.jetbrains.kotlin.backend.konan.serialization.KonanIrModuleSerializer
 import org.jetbrains.kotlin.config.CommonConfigurationKeys
 import org.jetbrains.kotlin.config.CompilerConfiguration
 import org.jetbrains.kotlin.config.languageVersionSettings
-import org.jetbrains.kotlin.descriptors.DeclarationDescriptor
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.backend.ConstValueProviderImpl
 import org.jetbrains.kotlin.fir.backend.extractFirDeclarations
@@ -23,7 +22,6 @@ import org.jetbrains.kotlin.fir.pipeline.FirResult
 import org.jetbrains.kotlin.fir.resolve.ScopeSession
 import org.jetbrains.kotlin.fir.serialization.*
 import org.jetbrains.kotlin.ir.declarations.IrModuleFragment
-import org.jetbrains.kotlin.ir.symbols.IrSymbol
 import org.jetbrains.kotlin.ir.util.IrMessageLogger
 import org.jetbrains.kotlin.konan.library.KonanLibrary
 import org.jetbrains.kotlin.library.SerializedIrFile
@@ -72,7 +70,6 @@ internal fun PhaseContext.firSerializerBase(
             fir2IrInput?.irModuleFragment,
             moduleName = fir2IrInput?.irModuleFragment?.descriptor?.name?.asString()
                     ?: firResult.outputs.last().session.moduleData.name.asString(),
-            expectDescriptorToSymbol = mutableMapOf(), // TODO: expect -> actual mapping
             firFilesAndSessionsBySourceFile,
     ) { firFile, session, scopeSession ->
         serializeSingleFirFile(
@@ -111,7 +108,6 @@ internal fun PhaseContext.serializeNativeModule(
         dependencies: List<KonanLibrary>?,
         moduleFragment: IrModuleFragment?,
         moduleName: String,
-        expectDescriptorToSymbol: MutableMap<DeclarationDescriptor, IrSymbol>,
         firFilesAndSessionsBySourceFile: Map<KtSourceFile, Triple<FirFile, FirSession, ScopeSession>>,
         serializeSingleFile: (FirFile, FirSession, ScopeSession) -> ProtoBuf.PackageFragment
 ): SerializerOutput {
@@ -126,7 +122,6 @@ internal fun PhaseContext.serializeNativeModule(
         KonanIrModuleSerializer(
                 messageLogger,
                 moduleFragment.irBuiltins,
-                expectDescriptorToSymbol,
                 CompatibilityMode.CURRENT,
                 normalizeAbsolutePaths = absolutePathNormalization,
                 sourceBaseDirs = sourceBaseDirs,

kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/PsiToIr.kt

@@ -18,9 +18,7 @@ import org.jetbrains.kotlin.backend.konan.ir.SymbolOverDescriptorsLookupUtils
 import org.jetbrains.kotlin.backend.konan.ir.interop.IrProviderForCEnumAndCStructStubs
 import org.jetbrains.kotlin.backend.konan.ir.konanLibrary
 import org.jetbrains.kotlin.backend.konan.serialization.*
-import org.jetbrains.kotlin.config.CommonConfigurationKeys
 import org.jetbrains.kotlin.config.languageVersionSettings
-import org.jetbrains.kotlin.descriptors.DeclarationDescriptor
 import org.jetbrains.kotlin.descriptors.ModuleDescriptor
 import org.jetbrains.kotlin.descriptors.PropertyDescriptor
 import org.jetbrains.kotlin.ir.IrBuiltIns
@@ -55,7 +53,6 @@ internal fun PsiToIrContext.psiToIr(
     val symbolTable = symbolTable!!
     val (moduleDescriptor, environment, isProducingLibrary) = input
     // Translate AST to high level IR.
-    val expectActualLinker = config.configuration[CommonConfigurationKeys.EXPECT_ACTUAL_LINKER] ?: false
     val messageLogger = config.configuration.irMessageLogger
 
     val partialLinkageConfig = config.configuration.partialLinkageConfig
@@ -214,17 +211,11 @@ internal fun PsiToIrContext.psiToIr(
         }
     }
 
-    val expectDescriptorToSymbol = mutableMapOf<DeclarationDescriptor, IrSymbol>()
     val mainModule = translator.generateModuleFragment(
             generatorContext,
             environment.getSourceFiles(),
             irProviders = listOf(irDeserializer),
             linkerExtensions = pluginExtensions,
-            // TODO: This is a hack to allow platform libs to build in reasonable time.
-            // referenceExpectsForUsedActuals() appears to be quadratic in time because of
-            // how ExpectedActualResolver is implemented.
-            // Need to fix ExpectActualResolver to either cache expects or somehow reduce the member scope searches.
-            expectDescriptorToSymbol = if (expectActualLinker) expectDescriptorToSymbol else null
     ).toKonanModule()
 
     irDeserializer.postProcess(inOrAfterLinkageStep = true)
@@ -263,7 +254,7 @@ internal fun PsiToIrContext.psiToIr(
     }
 
     return if (isProducingLibrary) {
-        PsiToIrOutput.ForKlib(mainModule, symbols, expectDescriptorToSymbol)
+        PsiToIrOutput.ForKlib(mainModule, symbols)
     } else if (libraryToCache == null) {
         PsiToIrOutput.ForBackend(modules, mainModule, symbols, irDeserializer as KonanIrLinker)
     } else {

kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/driver/phases/PsiToIr.kt

@@ -18,12 +18,10 @@ import org.jetbrains.kotlin.backend.konan.serialization.KonanIrLinker
 import org.jetbrains.kotlin.backend.konan.serialization.KonanManglerDesc
 import org.jetbrains.kotlin.builtins.konan.KonanBuiltIns
 import org.jetbrains.kotlin.cli.jvm.compiler.KotlinCoreEnvironment
-import org.jetbrains.kotlin.descriptors.DeclarationDescriptor
 import org.jetbrains.kotlin.descriptors.ModuleDescriptor
 import org.jetbrains.kotlin.ir.IrElement
 import org.jetbrains.kotlin.ir.declarations.IrModuleFragment
 import org.jetbrains.kotlin.ir.declarations.impl.IrFactoryImpl
-import org.jetbrains.kotlin.ir.symbols.IrSymbol
 import org.jetbrains.kotlin.ir.util.SymbolTable
 import org.jetbrains.kotlin.resolve.BindingContext
 import org.jetbrains.kotlin.resolve.CleanableBindingContext
@@ -53,8 +51,7 @@ internal sealed class PsiToIrOutput(
     class ForKlib(
             irModule: IrModuleFragment,
             symbols: KonanSymbols,
-            val expectDescriptorToSymbol: MutableMap<DeclarationDescriptor, IrSymbol>,
-    ): PsiToIrOutput(irModule, symbols)
+    ) : PsiToIrOutput(irModule, symbols)
 }
 
 // TODO: Consider component-based approach

kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/driver/phases/Serializer.kt

@@ -43,7 +43,7 @@ internal val SerializerPhase = createSimpleNamedCompilerPhase<PhaseContext, Seri
     val serializedIr = input.psiToIrOutput?.let {
         val ir = it.irModule
         KonanIrModuleSerializer(
-                messageLogger, ir.irBuiltins, it.expectDescriptorToSymbol,
+                messageLogger, ir.irBuiltins,
                 compatibilityMode = CompatibilityMode.CURRENT,
                 normalizeAbsolutePaths = normalizeAbsolutePaths,
                 sourceBaseDirs = relativePathBase,

kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/KonanIrFileSerializer.kt

@@ -5,25 +5,29 @@ import org.jetbrains.kotlin.backend.common.serialization.DeclarationTable
 import org.jetbrains.kotlin.backend.common.serialization.IrFileSerializer
 import org.jetbrains.kotlin.backend.konan.RuntimeNames
 import org.jetbrains.kotlin.config.LanguageVersionSettings
-import org.jetbrains.kotlin.descriptors.DeclarationDescriptor
 import org.jetbrains.kotlin.ir.declarations.IrAnnotationContainer
 import org.jetbrains.kotlin.ir.declarations.IrClass
 import org.jetbrains.kotlin.ir.declarations.IrFunction
-import org.jetbrains.kotlin.ir.symbols.IrSymbol
 import org.jetbrains.kotlin.ir.util.IrMessageLogger
 import org.jetbrains.kotlin.ir.util.hasAnnotation
 
 class KonanIrFileSerializer(
-    messageLogger: IrMessageLogger,
-    declarationTable: DeclarationTable,
-    expectDescriptorToSymbol: MutableMap<DeclarationDescriptor, IrSymbol>,
-    languageVersionSettings: LanguageVersionSettings,
-    bodiesOnlyForInlines: Boolean = false,
-    compatibilityMode: CompatibilityMode,
-    normalizeAbsolutePaths: Boolean,
-    sourceBaseDirs: Collection<String>
-): IrFileSerializer(messageLogger, declarationTable, expectDescriptorToSymbol, compatibilityMode, languageVersionSettings,
-        bodiesOnlyForInlines, normalizeAbsolutePaths = normalizeAbsolutePaths, sourceBaseDirs = sourceBaseDirs) {
+        messageLogger: IrMessageLogger,
+        declarationTable: DeclarationTable,
+        languageVersionSettings: LanguageVersionSettings,
+        bodiesOnlyForInlines: Boolean = false,
+        compatibilityMode: CompatibilityMode,
+        normalizeAbsolutePaths: Boolean,
+        sourceBaseDirs: Collection<String>
+) : IrFileSerializer(
+        messageLogger = messageLogger,
+        declarationTable = declarationTable,
+        compatibilityMode = compatibilityMode,
+        languageVersionSettings = languageVersionSettings,
+        bodiesOnlyForInlines = bodiesOnlyForInlines,
+        normalizeAbsolutePaths = normalizeAbsolutePaths,
+        sourceBaseDirs = sourceBaseDirs
+) {
 
     override fun backendSpecificExplicitRoot(node: IrAnnotationContainer): Boolean {
         val fqn = when (node) {

kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/KonanIrModuleSerializer.kt

@@ -4,20 +4,17 @@ import org.jetbrains.kotlin.backend.common.serialization.CompatibilityMode
 import org.jetbrains.kotlin.backend.common.serialization.IrModuleSerializer
 import org.jetbrains.kotlin.backend.konan.ir.interop.IrProviderForCEnumAndCStructStubs
 import org.jetbrains.kotlin.config.LanguageVersionSettings
-import org.jetbrains.kotlin.descriptors.DeclarationDescriptor
 import org.jetbrains.kotlin.ir.IrBuiltIns
 import org.jetbrains.kotlin.ir.declarations.IrFile
-import org.jetbrains.kotlin.ir.symbols.IrSymbol
 import org.jetbrains.kotlin.ir.util.IrMessageLogger
 
 class KonanIrModuleSerializer(
-    messageLogger: IrMessageLogger,
-    irBuiltIns: IrBuiltIns,
-    private val expectDescriptorToSymbol: MutableMap<DeclarationDescriptor, IrSymbol>,
-    compatibilityMode: CompatibilityMode,
-    normalizeAbsolutePaths: Boolean,
-    sourceBaseDirs: Collection<String>,
-    private val languageVersionSettings: LanguageVersionSettings,
+        messageLogger: IrMessageLogger,
+        irBuiltIns: IrBuiltIns,
+        compatibilityMode: CompatibilityMode,
+        normalizeAbsolutePaths: Boolean,
+        sourceBaseDirs: Collection<String>,
+        private val languageVersionSettings: LanguageVersionSettings,
 ) : IrModuleSerializer<KonanIrFileSerializer>(messageLogger, compatibilityMode, normalizeAbsolutePaths, sourceBaseDirs) {
 
     private val globalDeclarationTable = KonanGlobalDeclarationTable(irBuiltIns)
@@ -32,7 +29,7 @@ class KonanIrModuleSerializer(
             file.fileEntry.name != IrProviderForCEnumAndCStructStubs.cTypeDefinitionsFileName
 
     override fun createSerializerForFile(file: IrFile): KonanIrFileSerializer =
-            KonanIrFileSerializer(messageLogger, KonanDeclarationTable(globalDeclarationTable), expectDescriptorToSymbol,
+            KonanIrFileSerializer(messageLogger, KonanDeclarationTable(globalDeclarationTable),
                     compatibilityMode = compatibilityMode,
                     normalizeAbsolutePaths = normalizeAbsolutePaths,
                     sourceBaseDirs = sourceBaseDirs,